Say Doctor Strange in his classic days turned to evil and decided to use all his powers to kill everyone on the planet, who on Marvel Earth could stop him by himself/herself? What superhero team could get the job done? And by stop Strange I mean they'd have to kill him outright. Or does Strange succeed in killing everybody?
Scenario 1 - Evil Classic Strange starts attacking Marvel Earth as soon as he gets corrupted
Scenario 2 - Evil Classic Strange has a week of prep